LLM Reference

Kimi K2 0905 Preview

Released
2025-09-05
Last refreshed
2026-06-29
Status
Researched 31d ago
Open sourceCommercial use: permittedRAGAgentsLong contextJSON / Tool use

Kimi K2 0905 Preview is worth evaluating for rag, agents, and long context when its provider route and context window match the workload.

Use it for

  • Teams evaluating rag, agents, and long context
  • Workloads that can use a 262k context window
  • Buyers comparing 1 tracked provider route

Do not use it for

  • Vision or document-understanding workloads
Specifications
Family
Kimi K2
Released
2025-09-05
Context
262k
Parameters
1K
Openness
Open source
License
MITOSI-approvedCommercial use: permitted
Weights
Unknown
Code
Unknown
Created by

Lossless long-context AI innovation

Beijing, China
Founded 2023
Website
Pricing
Output / 1M
$2.50
Input / 1M
$0.600

Cheapest of 1 route · Novita AI

About

Kimi K2 0905 Preview is Moonshot AI's Kimi K2 model. It offers a 256K-token context window.

Kimi K2 0905 Preview is an open-source model in the Kimi K2 family. The structured metadata tracks a 262k-token context window and function calling. This page tracks provider routes through Novita AI, with the cheapest tracked route listed at $0.6 input and $2.5 output per 1M tokens. No headline benchmark score is tracked for Kimi K2 0905 Preview yet.

Top use-case fit: coding, agents, and build tasks

RAG

Included by capability and metadata signals in the decision map.

Agents

Included by capability and metadata signals in the decision map.

Long context

Included by capability and metadata signals in the decision map.

Provider price ladder

Compare API pricing across 1 providers for input and output tokens, batch, and cached reads when available.

ProviderInput / 1MOutput / 1MRoute
Novita AI$0.600$2.50
Serverless

Capabilities

Function Calling

Benchmark peer barsfor RAG

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.

Compare Kimi K2 0905 Preview with other models

Frequently asked questions

What is the context window of Kimi K2 0905 Preview?

Kimi K2 0905 Preview has a context window of 262k tokens.

How much does Kimi K2 0905 Preview cost?

Kimi K2 0905 Preview is available at $0.6/1M input tokens through Novita AI.

When was Kimi K2 0905 Preview released?

Kimi K2 0905 Preview was released on 2025-09-05.

Which providers offer Kimi K2 0905 Preview?

Kimi K2 0905 Preview is available from 1 provider: Novita AI.